Ductwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost WilmingtonDuctwork Repair & Cleaning Cost Wilmington

Ductwork Repair & Cleaning Cost in Wilmington, DE

Detailed pricing guide with local market adjustments and material comparisons

Wilmington Average

$225–$1,125

Market Tier

Town

Cost Breakdown

Ductwork Repair & Cleaning Cost in Wilmington

Town

LowAverageHigh

$225$675$1,125

Market Tier

Town (0.75x)

Small town with lower labor and material costs

Material Cost Comparison

Mastic sealant(Budget)

$169–$844

Metal-backed duct tape(Mid-Range)

$225–$1,125

Flex duct(Premium)

$315–$1,575

Factors that affect your cost

Linear feet of ductwork
Repair vs full cleaning vs both
Accessibility (attic, crawl space, walls)
Number of vents and returns
Mold remediation needed
Duct sealing (mastic vs tape)

Save Money with DIY?

Call a pro when: Call a professional for comprehensive duct cleaning, mold remediation, ductwork in walls or hard-to-reach areas, or if you suspect asbestos insulation on older ducts.

Get Quotes in Wilmington

Big Red Services - HVAC, Plumbing, Electric

Dover, DE

(302) 985-5858

Charles Messina Plumbing-Electric & HVAC

Dover, DE

(302) 674-5696

One Hour Heating And Air of Dover De

Dover, DE

(302) 307-6649

United Rentals - Climate Solutions

Dover, DE

(302) 956-4057

Founding Member

Premium spot in Wilmington

Ambassador

Lead the Wilmington community

Founding Member

Premium spot in Wilmington

View all 98 hvacs in Wilmington →

Wilmington Housing Market

Median Home Price

$295,000

Homes for Sale

Price per Sq Ft

$222

Local Pros

655

Home Service Professionals Near Wilmington

Agents 173Landscapers 82multimedia_specialist 81lender 75Movers 71Roofers 61HVAC Techs 57Flooring 55

Median Household Income

$55,269

Median Home Value

$224,500

Median Rent

$1,187/mo

Homeownership Rate

46%

Population

71,124

Median Year Built

1946

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

HVAC

Ductwork Repair & Cleaning

Date

April 2026

Cost

$675

Vendor

Your local pro

Warranty

5-year material warranty

Wilmington average: $225–$1,125

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Mastic sealantMetal-backed duct tapeFlex ductSheet metal duct

Warranty Details

5-year material warranty

Auto-Checkup Created

"Ductwork Inspection" — every 24 months

Added by youApril 2026

Property Health Score

Good

hvac category +8 pts(73 → 81)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a HVAC tech near me

I found 98 HVAC technicians in your area. Here are the top results:

Professionals Found

98 results

Smith & Sons

Connected

HVAC technician

4.9(47)

BookQuote

J&R Home Services

HVAC technician

4.7(23)

From $95/hr

MessageView

View All in ProPortal

Log my ductwork repair & cleaning in PropDoctor

I'll help you log this. I've pre-filled the details — review and submit:

Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-17

Fill Form & Review

Fill Form & Submit

SmartSearch understands 51 action types across scheduling, vendor discovery, and home maintenance.

Try SmartSearch →

Cost FAQ

What is the average cost of ductwork repair & cleaning in Wilmington?

The average cost of ductwork repair & cleaning in Wilmington, DE ranges from $225 to $1,125. The final price depends on Linear feet of ductwork, Repair vs full cleaning vs both, Accessibility (attic, crawl space, walls).

What factors affect ductwork repair & cleaning cost?

Key factors include: Linear feet of ductwork, Repair vs full cleaning vs both, Accessibility (attic, crawl space, walls), Number of vents and returns, Mold remediation needed, Duct sealing (mastic vs tape). In Wilmington, local labor rates and material availability also influence pricing.

Can I save money by doing ductwork repair & cleaning myself?

You can seal visible duct leaks with mastic sealant or metal-backed tape (not cloth duct tape). Replace damaged flex duct sections with matching diameter. Vent cleaning with a brush kit is manageable for accessible runs. Call a professional for comprehensive duct cleaning, mold remediation, ductwork in walls or hard-to-reach areas, or if you suspect asbestos insulation on older ducts.

How do I get accurate quotes for ductwork repair & cleaning in Wilmington?

Get at least 3 quotes from licensed professionals in Wilmington. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.

Explore Wilmington, DE

Homes for Salein Wilmington Rentalsin Wilmington Home Servicesin Wilmington Maintenance Guidesin Wilmington Find Professionalsin Wilmington

Ductwork Repair & Cleaning Cost in Nearby Cities

Philadelphia, PA Camden, NJ Norristown, PA Chester, PA Drexel Hill, PA Bridgeton, NJ

Ductwork Repair & Cleaning Cost in Wilmington, DE

Cost Breakdown

Ductwork Repair & Cleaning Cost in Wilmington

Material Cost Comparison

Save Money with DIY?

Get Quotes in Wilmington

Wilmington Housing Market

Track Your Costs

Ductwork Repair & Cleaning

Property Health Score

Get a Personalized Estimate

Cost FAQ

More Cost Guides for Wilmington

HVAC System Installation Cost

HVAC Tune-Up & Maintenance Cost

Indoor Air Quality Testing Cost

Insulation Installation Cost

Explore Wilmington, DE

Ductwork Repair & Cleaning Cost in Nearby Cities